Home / 25,719.77-35,513.42-19,741.97

Finding the Fourth Proportional to 25,719.77, 35,513.42 and 19,741.97

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Solution

The fourth proportional to 25,719.77, 35,513.42 and 19,741.97 is: 27,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,719.77 : 35,513.42 = 19,741.97 : x
  2. Step 2: Convert to fraction form
    25,719.77/35,513.42 = 19,741.97/x
  3. Step 3: Cross multiply
    25,719.77x = 35,513.42 × 19,741.97
  4. Step 4: Simplify right side
    25,719.77x = 701,104,872.24
  5. Step 5: Solve for x
    x = 701,104,872.24/25,719.77
  6. Step 6: Final answer
    x = 27,259.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.